143799640

素因数分解:

$2^3\times 5^1\times {\mathrm{331}}^1\times {\mathrm{10861}}^1$

素因数の和:11203

約数の個数: 32

約数和(自身を含む): 324556560

約数和(自身を除く): 180756920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 331, 662, 1324, 1655, 2648, 3310, 6620, 10861, 13240, 21722, 43444, 54305, 86888, 108610, 217220, 434440, 3594991, 7189982, 14379964, 17974955, 28759928, 35949910, 71899820, 143799640]

約数ペア:

[(1, 143799640), (2, 71899820), (4, 35949910), (5, 28759928), (8, 17974955), (10, 14379964), (20, 7189982), (40, 3594991), (331, 434440), (662, 217220), (1324, 108610), (1655, 86888), (2648, 54305), (3310, 43444), (6620, 21722), (10861, 13240)]